E18f - 8…exd5 - Queen’s Indian (1932)

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E18f — Queen’s Indian (1932)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 d5 8.cxd5 exd5
Les coups candidats
9.Bf4 — 48.7% (1364 parties)
Ambassadeurs : Lewicki, Miroslaw (7x), Dervishi, Erald (6x), Tukmakov, Vladimir B (5x), Tichy, Vladimir (5x), Frois, Antonio (5x), Nun, Jiri (4x), Kochyev, Alexander (3x), Maroto Borras, Jose Luis (3x)
9.Ne5 — 22.8% (638 parties)
Ambassadeurs : Raetsky, Alexander (5x), Yudasin, Leonid (5x), Neckar, Lubomir (4x), Grivas, Efstratios (3x), Franciskovic, Borka (3x), Palma, Maria (3x), Zinn, Lothar (2x), Tichy, Vladimir (2x)
9.Bg5 — 8.7% (243 parties)
Ambassadeurs : Jankovec, Ivan (2x), Votruba, Pavel (2x), Starostits, Andris (2x), Slipak, Sergio (2x), Nun, Jiri (2x), Prosdocimi, Arrigo (1x), Mendes, Silvio Luiz Teixeira (1x), Veltmann, Martin (1x)
9.Qc2 — 7.9% (222 parties)
Ambassadeurs : Maric, Alisa (4x), Abramovic, Bosko (4x), Gleizerov, Evgeny (4x), Azmaiparashvili, Zurab (3x), Chernin, Alexander (3x), Hausner, Ivan (3x), Vogel, Jaap (3x), Magerramov, Elmar (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Bf4 9.Ne5 9.Bg5 9.Qc2
<1800 192 42% 17% 13% 9%
1800-2200 1279 50% 22% 8% 7%
2200-2600 1083 51% 26% 6% 8%
2600+ 7 14% 57% 14% —
Évolution par décennie (% des parties)
Décennie N parties 9.Bf4 9.Ne5 9.Bg5 9.Qc2
1950s 10 10% 20% 10% 10%
1960s 21 38% 38% — —
1970s 70 33% 20% 19% 16%
1980s 162 35% 27% 16% 13%
1990s 398 41% 22% 14% 10%
2000s 623 49% 19% 10% 9%
2010s 1023 50% 24% 7% 7%
2020s 492 59% 24% 3% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Bf4 50% 59% ▲ +9.3%
9.Ne5 24% 24% ▼ -0.7%
9.Bg5 7% 3% ▼ -3.5%
9.Qc2 7% 5% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Gukesh D — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
9.Bf4 — 48.7% (1364 parties)
1953 — Abad Calderon, Abraham vs Golombek, Harry — 0-1 — Hastings ch-BCF
1960 — Miguel, Nahuel vs Cruz, Raul C. — 1-0 — Buenos Aires ch-ARG
1962 — Huguet, Bernard vs Mazzoni, Guy — 1-0 — Paris FRA
1963 — Henriksen, Palle V. vs Moller, Per — 1-0 — ?
1965 — Manasterski, Lutoslaw vs Gasiorowski, Ryszard — 1-0 — Lublin POL
9.Ne5 — 22.8% (638 parties)
1956 — Stulik, Vlastimil vs Afizov, Marsel — 0-1 — Podebrady CZE
1959 — Fenoglio, Virgilio vs Andres Francisco Jimenez Rodriguez — 1-0 — Argentina
1964 — Spassky, Boris V. vs Korchnoi, Viktor — 1-0 — Moskou zt
1965 — Miguel, Nahuel vs Wexler, Bernardo — 1-0 — Buenos Aires ARG
1966 — Bolbochan, Julio vs Guimard, Carlos E — 1-0 — Mar del Plata ARG
9.Bg5 — 8.7% (243 parties)
1958 — Prosdocimi, Arrigo vs Mendes, Silvio Luiz Teixeira — 1/2-1/2 — Rio de Janeiro BRA
1970 — Jankovec, Ivan vs Donnert, Miroslav — 0-1 — Harrachov
1970 — Petras, Jan vs Votruba, Pavel — 0-1 — Harrachov
1971 — Jankovec, Ivan vs Votruba, Pavel — 1/2-1/2 — Havirov CZE
1975 — Benko, Pal vs Kushnir Aleksandr — 1-0 — Lone Pine open
9.Qc2 — 7.9% (222 parties)
1959 — Yakir, Liubov vs Chaikovsky, Alex. — 1/2-1/2 — Moscow RUS
1970 — Naftali, Natangwe Ruben N vs Caldero, Ricardo — 1-0 — Siegen GER
1973 — Spassov, Borislav vs Trikaliotis, Georgios — 1-0 — Brasov bl
1976 — Ftacnik, Lubomir vs Oney, Adil Feridun — 1-0 — Groningen NED
1978 — Magerramov, Elmar vs Fokin, Sergey — 1-0 — Daugavpils LAT